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2024-07-26
strlcpy and how CPUs can defy common sense [NRK]
A nice analysis of _how_ scanning a string twice (‘strlen’ + ‘memcpy’) can be faster than scanning it once (‘strlcpy’).
Also contains a link to a fun (possibly made up?) quote from Tony Hoare in a discussion with Nico Lomuto.
Computers do not have common sense. Computers are surprising.
–Tony Hoare [possibly?]